diff options
Diffstat (limited to 'src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs')
| -rw-r--r-- | src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs b/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs new file mode 100644 index 00000000000..429f8e0bc96 --- /dev/null +++ b/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs @@ -0,0 +1,27 @@ +// run-pass +// ignore-wasm32-bare compiled with panic=abort by default +// compile-flags: -C overflow-checks + +use std::panic; + +fn main() { + let r = panic::catch_unwind(|| { + [1, i32::max_value()].iter().sum::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [2, i32::max_value()].iter().product::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [1, i32::max_value()].iter().cloned().sum::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [2, i32::max_value()].iter().cloned().product::<i32>(); + }); + assert!(r.is_err()); +} |
